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157410001 = 726747947
BaseRepresentation
bin10010110000111…
…10001011010001
3101222012020221001
421120132023101
5310244110001
623341502001
73620651200
oct1130361321
9358166831
10157410001
1180943511
1244871901
13267c4918
1416c97237
15dc45001
hex961e2d1

157410001 has 12 divisors (see below), whose sum is σ = 185846448. Its totient is φ = 132906312.

The previous prime is 157409983. The next prime is 157410013. The reversal of 157410001 is 100014751.

It is not a de Polignac number, because 157410001 - 29 = 157409489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157410301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20691 + ... + 27256.

It is an arithmetic number, because the mean of its divisors is an integer number (15487204).

Almost surely, 2157410001 is an apocalyptic number.

It is an amenable number.

157410001 is a deficient number, since it is larger than the sum of its proper divisors (28436447).

157410001 is an equidigital number, since it uses as much as digits as its factorization.

157410001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48028 (or 48021 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 157410001 is about 12546.3142396482. The cubic root of 157410001 is about 539.9382656907.

Adding to 157410001 its reverse (100014751), we get a palindrome (257424752).

The spelling of 157410001 in words is "one hundred fifty-seven million, four hundred ten thousand, one".

Divisors: 1 7 49 67 469 3283 47947 335629 2349403 3212449 22487143 157410001