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1013151230 = 257138391327
BaseRepresentation
bin111100011000110…
…111010111111110
32121121102102012122
4330120313113332
54033331314410
6244311202542
734051433450
oct7430672776
92547372178
101013151230
1147a996573
12243376452
13131b93190
14987b22d0
155de2ce55
hex3c6375fe

1013151230 has 64 divisors (see below), whose sum is σ = 2248888320. Its totient is φ = 320022144.

The previous prime is 1013151211. The next prime is 1013151239. The reversal of 1013151230 is 321513101.

It is a junction number, because it is equal to n+sod(n) for n = 1013151199 and 1013151208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013151239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 762827 + ... + 764153.

It is an arithmetic number, because the mean of its divisors is an integer number (35138880).

Almost surely, 21013151230 is an apocalyptic number.

1013151230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013151230 is an abundant number, since it is smaller than the sum of its proper divisors (1235737090).

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

1013151230 is a wasteful number, since it uses less digits than its factorization.

1013151230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1013151230 is about 31830.0366006701. The cubic root of 1013151230 is about 1004.3646653140.

Adding to 1013151230 its reverse (321513101), we get a palindrome (1334664331).

The spelling of 1013151230 in words is "one billion, thirteen million, one hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 839 910 1327 1678 2654 4195 5873 6635 8390 9289 10907 11746 13270 17251 18578 21814 29365 34502 46445 54535 58730 76349 86255 92890 109070 120757 152698 172510 241514 381745 603785 763490 1113353 1207570 2226706 5566765 7793471 11133530 14473589 15586942 28947178 38967355 72367945 77934710 101315123 144735890 202630246 506575615 1013151230