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13357851380 = 2254091163259
BaseRepresentation
bin11000111000011000…
…01010001011110100
31021110221011011021022
430130030022023310
5204324102221010
610045253040312
7652006602056
oct143414121364
937427134238
1013357851380
1157351824a5
122709626098
13134b576793
1490a0bb8d6
15532a8bd55
hex31c30a2f4

13357851380 has 24 divisors (see below), whose sum is σ = 28058516640. Its totient is φ = 5341801760.

The previous prime is 13357851379. The next prime is 13357851383. The reversal of 13357851380 is 8315875331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13357851383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191 + ... + 163449.

It is an arithmetic number, because the mean of its divisors is an integer number (1169104860).

Almost surely, 213357851380 is an apocalyptic number.

13357851380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13357851380 is an abundant number, since it is smaller than the sum of its proper divisors (14700665260).

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

13357851380 is a wasteful number, since it uses less digits than its factorization.

13357851380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167359 (or 167357 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 13357851380 in words is "thirteen billion, three hundred fifty-seven million, eight hundred fifty-one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 4091 8182 16364 20455 40910 81820 163259 326518 653036 816295 1632590 3265180 667892569 1335785138 2671570276 3339462845 6678925690 13357851380