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401031132151 = 1323407696497
BaseRepresentation
bin1011101010111110101…
…00010111001111110111
31102100010112211022101111
411311133110113033313
523032302432212101
6504121532535451
740654632244126
oct5653724271767
91370115738344
10401031132151
1114509268a231
1265880621587
132ba81158900
14155a50d5abd
15a6721c9251
hex5d5f5173f7

401031132151 has 12 divisors (see below), whose sum is σ = 434380728672. Its totient is φ = 370073398656.

The previous prime is 401031132143. The next prime is 401031132223. The reversal of 401031132151 is 151231130104.

It is a happy number.

It is not a de Polignac number, because 401031132151 - 23 = 401031132143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401031132451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227535 + ... + 924031.

It is an arithmetic number, because the mean of its divisors is an integer number (36198394056).

Almost surely, 2401031132151 is an apocalyptic number.

401031132151 is a deficient number, since it is larger than the sum of its proper divisors (33349596521).

401031132151 is a wasteful number, since it uses less digits than its factorization.

401031132151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699930 (or 699917 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 401031132151 its reverse (151231130104), we get a palindrome (552262262255).

The spelling of 401031132151 in words is "four hundred one billion, thirty-one million, one hundred thirty-two thousand, one hundred fifty-one".

Divisors: 1 13 169 3407 44291 575783 696497 9054461 117707993 2372965279 30848548627 401031132151