Search a number
-
+
151225800968 = 231122924312
BaseRepresentation
bin1000110011010111000…
…0101001100100001000
3112110100012000122200102
42030311300221210020
54434202301112333
6153245553424532
713632342046004
oct2146560514410
9473305018612
10151225800968
1159153027600
122538526b148
1311350508588
1474684b9704
153e01514ae8
hex2335c29908

151225800968 has 108 divisors (see below), whose sum is σ = 323537335485. Its totient is φ = 66214702400.

The previous prime is 151225800959. The next prime is 151225801009. The reversal of 151225800968 is 869008522151.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 151135892644 + 89908324 = 388762^2 + 9482^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=274978.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 350871713 + ... + 350872143.

Almost surely, 2151225800968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151225800968

151225800968 is an abundant number, since it is smaller than the sum of its proper divisors (172311534517).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151225800968 is an equidigital number, since it uses as much as digits as its factorization.

151225800968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 47.

The spelling of 151225800968 in words is "one hundred fifty-one billion, two hundred twenty-five million, eight hundred thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 22 29 44 58 88 116 121 232 242 319 431 484 638 841 862 968 1276 1682 1724 2552 3364 3448 3509 4741 6728 7018 9251 9482 12499 14036 18502 18964 24998 28072 37004 37928 49996 52151 74008 99992 101761 104302 137489 185761 203522 208604 274978 362471 371522 407044 417208 549956 724942 743044 814088 1099912 1449884 1486088 1512379 2043371 2899768 3024758 3987181 4086742 5387069 6049516 7974362 8173484 10774138 12099032 15948724 16346968 21548276 22477081 31897448 43096552 43858991 44954162 59257759 87717982 89908324 118515518 156225001 175435964 179816648 237031036 312450002 350871928 474062072 624900004 651835349 1249800008 1303670698 1718475011 2607341396 3436950022 5214682792 6873900044 13747800088 18903225121 37806450242 75612900484 151225800968