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48408157 = 76915451
BaseRepresentation
bin1011100010101…
…0011001011101
310101002101111201
42320222121131
544343030112
64445315501
71125314440
oct270523135
9111071451
1048408157
1125363846
1214265b91
13a04b9a5
146601657
1543b3257
hex2e2a65d

48408157 has 4 divisors (see below), whose sum is σ = 55323616. Its totient is φ = 41492700.

The previous prime is 48408149. The next prime is 48408179. The reversal of 48408157 is 75180484.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48408157 - 23 = 48408149 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 (48408127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3457719 + ... + 3457732.

It is an arithmetic number, because the mean of its divisors is an integer number (13830904).

Almost surely, 248408157 is an apocalyptic number.

It is an amenable number.

48408157 is a deficient number, since it is larger than the sum of its proper divisors (6915459).

48408157 is an equidigital number, since it uses as much as digits as its factorization.

48408157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6915458.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 48408157 is about 6957.5970708284. The cubic root of 48408157 is about 364.4513104504.

The spelling of 48408157 in words is "forty-eight million, four hundred eight thousand, one hundred fifty-seven".

Divisors: 1 7 6915451 48408157