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151401144 = 23320693049
BaseRepresentation
bin10010000011000…
…11001010111000
3101112212222022210
421001203022320
5302224314034
623005015120
73515613516
oct1101431270
9345788283
10151401144
1178509a14
12428544a0
132549c89b
14161714b6
15d4598e9
hex90632b8

151401144 has 32 divisors (see below), whose sum is σ = 378810000. Its totient is φ = 50426112.

The previous prime is 151401119. The next prime is 151401169. The reversal of 151401144 is 441104151.

It is an interprime number because it is at equal distance from previous prime (151401119) and next prime (151401169).

It is a self number, because there is not a number n which added to its sum of digits gives 151401144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48132 + ... + 51180.

Almost surely, 2151401144 is an apocalyptic number.

It is an amenable number.

151401144 is an abundant number, since it is smaller than the sum of its proper divisors (227408856).

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

151401144 is a wasteful number, since it uses less digits than its factorization.

151401144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127 (or 5123 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 151401144 is about 12304.5172192980. The cubic root of 151401144 is about 532.9785352047.

Adding to 151401144 its reverse (441104151), we get a palindrome (592505295).

The spelling of 151401144 in words is "one hundred fifty-one million, four hundred one thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 2069 3049 4138 6098 6207 8276 9147 12196 12414 16552 18294 24392 24828 36588 49656 73176 6308381 12616762 18925143 25233524 37850286 50467048 75700572 151401144